Compute the serialized size of an object in a slot
Behaviour
- Return the number of bytes the object in the specified slot occupies when serialized
Definition
int64_t slot_size (
    uint32_t slot_no
);
Example
int64_t bytes_needed = slot_size(1); // get size of slot 1
Parameters
| Name | Type | Description | 
|---|---|---|
| slot_no | uint32_t | The slot number | 
Return Code
| Type | Description | 
|---|---|
| int64_t | The number of bytes the object occupies when serialized If negative, an error: DOESNT_EXIST- the specified slot does not contain any object or it is an invalid slot |